这些质粒将细胞转变成诱导性多功能干细胞。

The plasmids caused the cells to turn into iPS cells.

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这一成果被称为诱导多功能干细胞(诱导能干细胞)。

The result is known as an induced pluripotent stem (iPS) cell.

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通过注入人工改造使其携带基因信息的病毒粒子，这些细胞被重新编码成了诱导性多功能干细胞。

The cells are reprogrammed into iPS cells by injecting virus particles that have been manipulated to carry genetic information.

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That's why people are so excited about embryonic stem cells because in nature they become all the cells of the body.

这就是为什么胚胎干细胞如此让人激动,因为它的天然功能就是变成所有身体细胞

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In terms of function they're very important because this stem cell which is produced goes back into the population of stem cells and is able to repeat this process to form new committed progenitor cells and to form new stem cells.

但就功能而言这些干细胞则至关重要,因为这类分裂产生的子细胞,依然是干细胞,可以再次重复上述步骤,生成新的定向祖细胞,和新的干细胞

耶鲁公开课 - 生物医学工程探索课程节选